The smiley singer brings a pop of color to a dark London night. Plus: Reese Witherspoon, Benedict Cumberbatch & more!

WELCOME PARTY

Someone is happy to see mom! After some time in Australia, Lady Gaga arrives in Chicago, where she was greeted by her dog Asia and a handler at O'Hare International Airport on Monday. "Asia surprised me at the airport!" she posted on Instagram. "Happy Times."